Use a plastic tote for a litter box. Gives the cats much more room. Also on this site be sure to read about the near perfect litter; chicken feed layer crumbles as a scoopable clumping litter alternative! It WORKS! litter box -- maybe a lid?
Which to turkey bacon. Pigs do not have the necessary enzymes to rid the body of toxin ingested so these toxins are stored in the fat and liver of the animals. There's a reason the Bible listed the pig as an unclean animal.